<template>
  <view>
    <view class="search-box">
      <uni-search-bar @input="input" @clear="clear" :radius="100" cancelButton="none">
      </uni-search-bar>
    </view>
    
    <!-- 搜索历史 -->
    <view class="history-box">
      <!-- 标题区域 -->
      <view class="history-title">
        <text>搜索历史</text>
        <uni-icons type="trash" size="17" @click="clearnHistoryList"></uni-icons>
      </view>
      <!-- 列表区域 -->
      <view class="history-list">
        <!-- <uni-tag :text="item" v-for="(item, i) in historyList" :key="i"  @click="clickHistory(item)"></uni-tag> -->
        <uni-tag :text="item" v-for="(item, i) in historyList" :key="i" @click="gotoGoodsList(item)"></uni-tag>
      </view>
    </view>
    
    <view class="sugg-list">
      <view class="sugg-item" v-for="(item, i) in searchResults" :key='i'>
        <view class="goods-name">{{item.goods_name}}</view>
        <uni-icons type="arrowright" size="16"></uni-icons>
      </view>
    </view>


  </view>
</template>

<script>
  export default {
    data() {
      return {
        timer: null,
        kw: '',
        // 搜索结果列表
        searchResults: [],
        historyList: ['a', 'app', 'apple']
      };
    },
    methods: {
      input(e) {
        clearTimeout(this.timer)
        this.timer = setTimeout(() => {
          // console.log(e.value);
          this.kw = e.value
          this.historyList = [...this.historyList, this.kw]
          this.getSearchList()

        }, 500)
      },
      async getSearchList(item) {
        if (this.kw.length === 0) {
          this.searchResults = []
          return
        }
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/goods/qsearch', {
          query: this.kw
        })
        if (res.meta.status !== 200) return uni.$showMsg()
        this.searchResults = res.message
        console.log(this.searchResults)

      },

      gotoDetail(item) {
        // console.log(item.goods_id);  
        uni.navigateTo({
          url: '/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
        })
      },
      clearnHistoryList() {
        this.historyList = []
      },

      gotoGoodsList(item) {
        console.log(item);
        clearTimeout(this.timer)
        this.timer = setTimeout(() => {
          this.kw = item
          this.getSearchList()
        }, 500)

      }

    }
  }
</script>

<style lang="scss">
  .search-box {
    position: sticky;
    top: 0;
    z-index: 999;
  }

  .sugg-list {
    padding: 0 5px;

    .sugg-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      padding: 13px 0;
      border-bottom: 1px solid #efefef;

      .goods-name {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;

      }
    }
  }


  .history-box {
    padding: 0 5px;

    .history-title {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 40px;
      font-size: 13px;
      border-bottom: 1px solid #efefef;
    }

    .history-list {
      display: flex;
      flex-wrap: wrap;

      .uni-tag {
        margin-top: 5px;
        margin-right: 5px;
      }
    }
  }
</style>
